import pygame.font


class Buttion():

    def __init__(self, ai_settings, screen, msg):
        """初始化按钮的属性"""
        self.screen = screen
        self.screen_rect = screen.get_rect()

        # 设置按钮的尺寸和其他属性
        self.width, self.height = 200, 50
        self.button_color = (0, 255, 0)
        self.text_color = (255, 255, 255)
        self.font = pygame.font.SysFont(None, 48)

        # 创建按钮的rect对象，并居中
        self.rect = pygame.Rect(0, 0, self.width, self.height)
        self.rect.center = self.screen_rect.center

        # 按钮的标签只需要创建一次
        self.prep_msg(msg)

    def prep_msg(self, msg):
        """将msg渲染成图像，并居中"""
        self.msg_image = self.font.render(msg, True, self.text_color, self.button_color)
        self.msg_image_rect = self.msg_image.get_rect()
        self.msg_image_rect.center = self.rect.center

    def draw_buttion(self):
        """绘制一个用颜色填充的按钮,在绘制文本"""
        self.screen.fill(self.button_color, self.rect)
        self.screen.blit(self.msg_image, self.msg_image_rect)

    def draw_game_over_button(self):
        """绘制game over按钮"""
        rect = pygame.Rect(0, 0, self.width, self.height)
        rect.centerx = self.msg_image_rect.centerx
        rect.bottom = self.msg_image_rect.top-30
        image=self.font.render("Game Over", True, (255, 255, 255), (255, 0, 0))
        image_rect = image.get_rect()
        image_rect.center=rect.center
        self.screen.fill((255, 0, 0), rect)
        self.screen.blit(image, image_rect)